EP2059695A1 - Schaltvorrichtung für kraftfahrzeug-wechselgetriebe - Google Patents
Schaltvorrichtung für kraftfahrzeug-wechselgetriebeInfo
- Publication number
- EP2059695A1 EP2059695A1 EP07802828A EP07802828A EP2059695A1 EP 2059695 A1 EP2059695 A1 EP 2059695A1 EP 07802828 A EP07802828 A EP 07802828A EP 07802828 A EP07802828 A EP 07802828A EP 2059695 A1 EP2059695 A1 EP 2059695A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- servo
- groove
- gear
- assistance device
- assistance
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000005540 biological transmission Effects 0.000 title claims abstract description 31
- 230000001419 dependent effect Effects 0.000 claims abstract description 7
- 238000003384 imaging method Methods 0.000 claims 1
- 230000004913 activation Effects 0.000 abstract 1
- 238000011144 upstream manufacturing Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 241001343274 Dichrostachys spicata Species 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/26—Generation or transmission of movements for final actuating mechanisms
- F16H61/28—Generation or transmission of movements for final actuating mechanisms with at least one movement of the final actuating mechanism being caused by a non-mechanical force, e.g. power-assisted
- F16H61/30—Hydraulic or pneumatic motors or related fluid control means therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/26—Generation or transmission of movements for final actuating mechanisms
- F16H61/28—Generation or transmission of movements for final actuating mechanisms with at least one movement of the final actuating mechanism being caused by a non-mechanical force, e.g. power-assisted
- F16H61/30—Hydraulic or pneumatic motors or related fluid control means therefor
- F16H2061/301—Hydraulic or pneumatic motors or related fluid control means therefor for power assistance, i.e. servos with follow up action
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/26—Generation or transmission of movements for final actuating mechanisms
- F16H61/28—Generation or transmission of movements for final actuating mechanisms with at least one movement of the final actuating mechanism being caused by a non-mechanical force, e.g. power-assisted
- F16H61/30—Hydraulic or pneumatic motors or related fluid control means therefor
- F16H2061/301—Hydraulic or pneumatic motors or related fluid control means therefor for power assistance, i.e. servos with follow up action
- F16H2061/302—Hydraulic or pneumatic motors or related fluid control means therefor for power assistance, i.e. servos with follow up action with variable force amplification, e.g. force is depending on selected gear or on actuator force (non-linear amplification)
Definitions
- the invention relates to a switching device with a Servounferstüt- tion device according to the closer defined in the preamble of claim 1 Art.
- pneumatic GmbHthüfen in dissolved construction, which consist of a mechanical-pneumatic control part and a separate pneumatic power part.
- a switching aid in dissolved construction is from Loomann; Gear transmission; 2nd Edition; Springer Verlag; 1988; P 225 known.
- the control part is a mechanically operated control valve, which is actuated by the shift linkage.
- the transmission of the selection movement when Gangwechsei happens to be mechanically directly to the transmission.
- the control valve In the transmission of the shaft movement, the control valve is actuated and at the same time the hand shearing force is mechanically transmitted to the transmission via a lever.
- the Handschaltkraff is in addition of a compressed air cylinder pneumatically supported. This compressed air cylinder forms a two-position
- Cylinder with integrated hydraulic damper the pneumatic power unit A direct proportional representation of the manual switching force is not achieved here.
- the paths between control unit and power unit are long and the installation is space consuming. Damage to the compressed air lines between the control unit and power unit can not be avoided.
- Applicant's unpublished applications Serial Nos. 10 2006 006 651.0 and 10 2006 006 652.9 disclose a power assisted gearshift apparatus for a vehicle transmission comprising means for selecting and shifting a gear ratio of the transmission and a control rod of the power assisting apparatus soft acting to be supported manual switching force.
- elastic elements are provided in the Schaitvorraum to change the force acting on the power assistance device manual switching force before the introduction into the power assistance device or limit.
- spring elements are provided to the acting on the power assistance device manual switching force within the servo assistance device before and / or to change during the generation of the power assisting force and thus to influence the effect of the power assisting device.
- the present invention has for its object to provide a switching device, in softer without additional space and without different compliances each gear a corresponding power assistance force can be assigned.
- the object underlying the invention is achieved by a, also the characterizing features of the main claim having, genus- moderate switching device.
- a shifting device having a power assisting device for a transmission of a vehicle includes means for selecting and shifting a speed ratio of the transmission and a control rod of the power amplifying device to which a manual shifting force to be assisted acts.
- a travel limit is provided in the control of the servo-assistance device in order to influence the effect of the power-assisting device. Due to the travel limitation, a limitation of the relative movement between the control rod and a piston rod of the power assistance device is realized.
- the path limitation is designed such that a servo characteristic and thus a servo assistance force can be conditionally used, whereby a corresponding servo assistance force can be achieved for each lane or each gear.
- This is a servo used characteristic curve, which is formed by a compliance in the components before or in the power assistance device or from their combination.
- the resilience can be realized by a spring element, which is arranged on the control rod of the power assistance device
- a groove in a hollow shaft is designed such that prevail between the groove and a groove penetrating pin in the axial direction of the hollow shaft different twisting spieie.
- the groove penetrating the pin is mounted in a lever, via which the control rod of the power assistance device is actuated.
- the hollow shaft and the lever are arranged so that they are axially displaceable to each other.
- a pin passing through the groove of the hollow shaft is mounted or arranged in the shaft.
- the pin is formed to engage a groove of the lever, whereby the lever is also rotated upon rotation of the shift shaft and actuates the control rod of the power assistance device.
- the path limitation is also realized by different VerFEitul between the pin and the groove in the hollow shaft.
- the switching shaft and the hollow shaft are arranged such that they are axially displaceable to each other, where in preferably the shift shaft axially displaceable and the Hohlwelie is arranged axially non-displaceable.
- a groove in a switching distance is designed such that prevail between the groove and a groove engaging in the groove or passing through pin in the axial direction of the switching shaft different VerFieri, the pin is arranged in a lever or stored, via
- the control shaft of the power-assisting device is actuated, the latter comes into contact with the pin at a later rotation about the respective backlash, as a result of which the control of the power-assisting device takes place only after overcoming the torsional backlash.
- the lever is rotated by the shift shaft, and thus the control rod of the power assist device is operated.
- the displaceable by the lever control rod of the Servounferstützungrich device can be actuated relative to the piston rod only by a correspondingly limited way.
- the groove in the hollow shaft or in the Heidelbergwelie is preferably designed such that for each alley or each course a different size torsional play between the pin and the groove prevails.
- the restriction of the operation of the Seriestange through the groove is formed stronger in one of the actuating directions, as in the other Betreliistshechtung. In conjunction with the servo characteristic, this leads to different servo-assistance forces.
- a limitation of the relative movement between the control rod and the piston rod of the power assistance device is realized via a bore in the Heidelbergwelie, for example, a pivot hole. Through this hole arise between the Schaitwelle and arranged in the bore pin corresponding Spie- Ie, whereby corresponding backlashes occur between the shift shaft and the hollow shaft and the power assistance force can be limited accordingly.
- the games can be designed such that both sides of the same Vermosspiei or that different Vermosastronom between the shift shaft and the hollow shaft arise.
- the pivot hole through the switching shaft, in which the pin is located can also be formed as a slot, which in the axial direction of the Wegbelie different sized games can be realized Furthermore, instead of the pivot hole, a groove may be provided in the shift shaft to different sized games between shift shaft and pen, the pen being shared. By an appropriate design of the Langiochs or the groove, a corresponding power assistance force can be generated for each alley or each course. In the implementation of Wegbegrenzung through the slot or the groove, the selection movement is not transmitted by the Wegbegrenzung through the slot or the groove, the selection movement is not transmitted by the Wegbegrenzung through the slot or the groove, the selection movement is not transmitted by the Wegbegrenzung through the slot or the groove, the selection movement is not transmitted by the Wegbegrenzung through the slot or the groove, the selection movement is not transmitted by the Wegbegrenzung through the slot or the groove, the selection movement is not transmitted by the Wegbegrenzung through the slot or the groove, the selection movement is not transmitted by the Wegbeg
- the path limitation of the control rod of the servo-testing device can also be realized at a different point in the switching device or the switchgear, and thus be constructionally different executable.
- Fig. 6 shows details of another embodiment
- Fig. 7 is a servo characteristic.
- Fig. 1 shows a schematic of the switchgear 2 of a motor vehicle according to the prior art.
- a shift rod 6 leads via a lever deflection 8 to a shift device 11 with a pneumatic servo assistance device 10.
- the pneumatic servo assistance device 10 has a connecting lead 12 leading to a reservoir 14 from which the pneumatic power assistance device 10 uses compressed air is supplied.
- the lever deflection 8 has a first lever 16, which is preferably articulated to the shift rod 6.
- the Hebeiumlenkung 8 has a second lifting! 18, which in turn engages in a control rod 20 which is arranged in the pneumatic power assistance device 10.
- a piston rod 22 is provided, in which a lever 24 engages, which is connected via a rotatable switching shaft 26 with a lever 28 in the vehicle transmission 30.
- the lever 28 engages in a shift rail 32 through which gear ratios of the transmission can be switched in a known manner.
- a movement of the lever 24 is transmitted via the Wennwefle 26 in a movement of the lever 28, so that the lever 28 can shift the shift rail 32 in an axial movement.
- the Schaitschiene 32 preferably takes three positions one, two axial Endposifionen, each corresponding to a maraifeten gear ratio and between the end positions Siegende middle position, which corresponds to a neutral pitch of the transmission.
- a Schaitweiie 44 is rotatably mounted about its axis within a hollow shaft 52.
- the hollow shaft 52 is rotatably mounted within the shaft device 40 about the axis of the gear shafts 44.
- the Schaitwefle 44 has provided at its periphery along its axis grooves 54. In these grooves 54 in the Schaitweiie 44 engage a pin 56, which are rotatably mounted in needle sleeves 58 in the lever 18.
- the pins 56 are arranged in the grooves 54, that an axial displacement of the Wegwefie 44 along its axis is made possible and a rotation of the Wege 44 ausiöst about its axis pivoting of the Hebeis 18.
- the lever 18 engages with a roller 60, which is easily rotatably mounted on a bolt, for example, into a pocket 70 in the control rod 20 and allows a low-friction transmission of the manual force to the pneumatic power assistance device 10.
- a servo-assisting force generated by the servo-assistance device 10 is transmitted from the piston rod 22 to the lever 24 (see Fig. 1) and from there to the hollow shaft 52.
- the hollow shaft 52 and the lever 18 are arranged so that they are axially displaceable to each other.
- the embodiment of Fig. 2 shows the Schaitvorraum in the shift gate for the 1st and 2nd gear.
- the groove 48 in the hollow shaft 52 is formed such that the control rod 20 in the 1st gear, the path s1 *, while in the 2nd gear only the shorter path s2 * can cover.
- Fig. 3 shows the Schaitvorraum 40 in another embodiment.
- this embodiment has a pin 38 which is fixedly arranged or via bearings 62 in the shaft shaft 44.
- the lever 18 has two continuous axial grooves 46 and a bore 42.
- the pin 38 is arranged in the grooves 46 such that an axial displacement of the switching shaft 44 along its axis is made possible and a rotation of the switching shaft 44 about its axis triggers a pivoting of the lever 18.
- the mounting of the pin 38 is made possible.
- the hollow shaft 52 and the switching shaft 44 are arranged such that they are axially displaceable relative to each other, wherein preferably the Heidelbergweile 44 axially displaceable and the Hohlwelie 52 axiai not slidably disposed.
- the path limitation in the control of the Servounterstützung- device 10 is formed such that prevail between the shift shaft 44 and the hollow shaft 52 corresponding Vermos admir, which are realized by the groove 48 in the hollow shaft 52 and the pin 38.
- FIG. 4 shows a section through the shaft 44 in the region of the lever 28, which is provided with extensions 74 in switching rails 32, not shown here. engages (see Fig. 1).
- Lifting! 28 hollow shaft 52 and switching shaft 44 are penetrated by at least one pin 66.
- the hollow shaft 52 has two elongated holes 64 in this area. The width of the slots 64 in the circumferential direction of the hollow 52 corresponds almost to the diameter of the pin 66.
- the pin 66 is held by retaining rings 72 in its position, for example.
- the switching shaft 44 has in this area a bore, for example, a pivot hole.
- the pivot hole through the switching shaft 44, in which the pin 66 is located may also be formed as a slot, which in the axial direction of the shift shaft 44 different sizes games s, s' can be realized.
- a groove in the Heidelbergwelie 44 may be provided to represent different sized games s, s' between 44 Wennweile and pin 66, the pin 66 is divided here.
- Fig. 5 shows the groove 48 in the hollow shaft 52.
- the pin 56 is indicated in the groove 48 in three different positions, but it is in the groove 48 only once.
- the lower position in FIG. 5 represents the position of the pin 56 in the shift gate for the 1st and 2nd gear in a 6-speed transmission.
- the central position represents the stiffening of the pin 56 in the Schaitgasse for the 3rd and 4th gear, while the upper position represents the position of the pin 56 in the Schaitgasse for the 5th and 6th gear.
- a different backlash s1, s2, s3, s4, s5, s6 between the groove 48 and pin 56 or hollow shaft 52 and selector shaft 44 is realized for each gear.
- the groove 48 is formed such that the Verfieri s1, s3, s5 of one side of the groove 48 have different dimensions than the Verf réelle s2, s4, s ⁇ on the opposite side of the groove 48 for mapping different servo assistance forces at different switching positions in the same Schaitgasse of the transmission.
- the Verf mecanic gears with shift speeds are designed to be larger than at shift gates with higher gear ratios.
- the Vermosspiei s1 is formed the largest and thus associated with the 1st gear, while the torsional backlash s6 formed the smallest and thus associated with the 6th gear.
- Fig. 6 shows a further embodiment of the invention.
- the travel limitation is realized by a groove 54 in the selector shaft 44.
- the pin 56 is indicated in the groove 54 in three different positions, but in the groove 54 only once available.
- the lower position in FIG. 6 represents the Position of the pin 56 in the Schaitgasse for the 5th and 6th gear stage in a 6-speed main gearbox.
- the middle position stiffens the position of the pin 56 in the Schaitgasse for the 3rd and 4th gear, while the upper position the position of the pin 56 in the shift gate for the 1st and 2nd, gear stage represents.
- VerFEie s1, s2, s3, s4, s5, s6 formed at shift gates with lower gear ratios smaller than at shaft gates with higher gear ratios.
- a servo assistance force is generated only when the shift shaft 44 comes into play with the pin 56 and thus actuates the control rod 20 of the power assistance device 10 via the lever 18.
- the torsional backlash s1 is designed to be the largest and thus associated with the sixth gear, while the torsional backlash s6 is the smallest and thus associated with the first gear. This provides a larger servo support force for the smaller gears than for larger gears.
- FIG. 7 schematically shows the path-dependent servo assistance force Fs plotted over the actuating travel s * of the control rod 20 of the power assistance device 10.
- the design-dictated servo characteristic 50 is linear, the slope of the characteristic curve 50 being characterized by a resiliency or elasticity in the components ., in the power suppression device 10 or from their combination.
- the characteristic can also have a different, non-linear course. Due to the travel limitation in the control of the servo-assistance device 10, the angle of rotation of the scarfing cable 44 is limited differently, whereby the control rod 20, depending on the gear, a corresponding path s1 *, s2 *, s3 * , s4 *, s5 * , s ⁇ * can.
- a particular servo assistance force Fs1, Fs2, Fs3, Fs4, Fs5, Fs6 can be assigned to each path s1 *, s2 * , s3 *, s4 * , s5 *, s6 * using the servo characteristic 50.
- a corresponding servo assistance force can be assigned to each lane or each gear without additional space and without different compliances, and for each synchronization in the transmission, an individual limitation of the maximum permissible power assistance force can be achieved.
- Each lane or each course can be assigned a precisely defined control rod path, here via a precisely defined torsional backlash, whereby the power assistance can be adjusted up to the maximum power assistance ratio.
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gear-Shifting Mechanisms (AREA)
- Mechanical Control Devices (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE200610042211 DE102006042211A1 (de) | 2006-09-08 | 2006-09-08 | Schaltvorrichtung für Kraftfahrzeug-Wechselgetriebe |
| PCT/EP2007/058769 WO2008028822A1 (de) | 2006-09-08 | 2007-08-23 | Schaltvorrichtung für kraftfahrzeug-wechselgetriebe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP2059695A1 true EP2059695A1 (de) | 2009-05-20 |
| EP2059695B1 EP2059695B1 (de) | 2011-02-23 |
Family
ID=38698770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP07802828A Not-in-force EP2059695B1 (de) | 2006-09-08 | 2007-08-23 | Schaltvorrichtung für kraftfahrzeug-wechselgetriebe |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP2059695B1 (de) |
| JP (1) | JP5235884B2 (de) |
| CN (1) | CN101512196B (de) |
| BR (1) | BRPI0716547B1 (de) |
| DE (2) | DE102006042211A1 (de) |
| RU (1) | RU2427747C2 (de) |
| WO (1) | WO2008028822A1 (de) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102007048401A1 (de) * | 2007-10-09 | 2009-04-16 | Zf Friedrichshafen Ag | Schaltvorrichtung mit Servounterstützungseinrichtung |
| DE102016201719A1 (de) * | 2016-02-04 | 2017-08-24 | Zf Friedrichshafen Ag | Schaltvorrichtung |
| FR3089314B1 (fr) * | 2018-11-29 | 2021-02-26 | Moving Magnet Tech | Dispositif d’effort reglable |
| CN115182992B (zh) * | 2022-06-20 | 2023-11-07 | 陕西法士特齿轮有限责任公司 | 一种调整变速器挂挡助力结构 |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU74461A1 (ru) * | 1946-02-12 | 1948-11-30 | Г.А. Скворцов | Рычажный привод управлени планетарными передачами танков |
| SU1612991A3 (ru) * | 1985-11-28 | 1990-12-07 | Цанрадфабрик Фридрихсхафен Аг (Фирма) | Механическое дистанционное переключающее устройство дл переключени передач автомобильных коробок передач |
| JPS62181435A (ja) * | 1986-02-05 | 1987-08-08 | Mitsubishi Electric Corp | 洗滌装置 |
| JPH061913U (ja) * | 1992-06-09 | 1994-01-14 | 日産ディーゼル工業株式会社 | 変速機の遠隔操作装置 |
| JPH0949568A (ja) * | 1995-08-05 | 1997-02-18 | Sanwa Seiki Co Ltd | 変速機操作用ブースタ装置 |
| DE19539471A1 (de) * | 1995-10-24 | 1997-04-30 | Zahnradfabrik Friedrichshafen | Schaltvorrichtung für Kraftfahrzeug-Wechselgetriebe - Pneumatischer Schaltservo - |
| DE19839850B4 (de) * | 1998-09-02 | 2010-01-28 | Zf Friedrichshafen Ag | Schaltvorrichtung für Kraftfahrzeug-Wechselgetriebe |
| DE19840052A1 (de) * | 1998-09-02 | 2000-03-09 | Zahnradfabrik Friedrichshafen | Schaltvorrichtung für Kraftfahrzeug-Wechselgetriebe |
| DE102004041543A1 (de) * | 2004-08-27 | 2006-03-02 | Zf Friedrichshafen Ag | Schaltvorrichtung für das Getriebe eines Kraftfahrzeugs |
| DE102006006652A1 (de) * | 2006-02-14 | 2007-08-30 | Zf Friedrichshafen Ag | Schaltvorrichtung für Kraftfahrzeug-Wechselgetriebe |
| DE102006006651A1 (de) * | 2006-02-14 | 2007-08-16 | Zf Friedrichshafen Ag | Schaltvorrichtung für Kraftfahrzeug-Wechselgetriebe |
-
2006
- 2006-09-08 DE DE200610042211 patent/DE102006042211A1/de not_active Withdrawn
-
2007
- 2007-08-23 EP EP07802828A patent/EP2059695B1/de not_active Not-in-force
- 2007-08-23 CN CN200780033441.XA patent/CN101512196B/zh not_active Expired - Fee Related
- 2007-08-23 WO PCT/EP2007/058769 patent/WO2008028822A1/de not_active Ceased
- 2007-08-23 RU RU2009112728/11A patent/RU2427747C2/ru not_active IP Right Cessation
- 2007-08-23 JP JP2009527107A patent/JP5235884B2/ja not_active Expired - Fee Related
- 2007-08-23 BR BRPI0716547A patent/BRPI0716547B1/pt not_active IP Right Cessation
- 2007-08-23 DE DE502007006554T patent/DE502007006554D1/de active Active
Non-Patent Citations (1)
| Title |
|---|
| See references of WO2008028822A1 * |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102006042211A1 (de) | 2008-03-27 |
| BRPI0716547B1 (pt) | 2018-10-16 |
| JP2010502921A (ja) | 2010-01-28 |
| WO2008028822A1 (de) | 2008-03-13 |
| CN101512196A (zh) | 2009-08-19 |
| RU2427747C2 (ru) | 2011-08-27 |
| EP2059695B1 (de) | 2011-02-23 |
| JP5235884B2 (ja) | 2013-07-10 |
| RU2009112728A (ru) | 2010-10-20 |
| CN101512196B (zh) | 2013-03-06 |
| BRPI0716547A2 (pt) | 2013-09-24 |
| DE502007006554D1 (de) | 2011-04-07 |
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